Chemistry, 22.09.2020 20:01 amazingmariah1234
Instead of using 50 mL for the extraction of NaCl from the mixture, a student used 10 mL water. Specific how would this change influence the calculated percentage of NaCl in the sample?
Answers: 3
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 23.06.2019 05:00
Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms
Answers: 1
Instead of using 50 mL for the extraction of NaCl from the mixture, a student used 10 mL water. Spec...
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